INVITE sip:dst_exten@DDD.BBB.CCC.AAA:5060 SIP/2.0
Via: SIP/2.0/TCP AAA.BBB.CCC.DDE:5060;branch=z9hG4bK21cc0117
Max-Forwards: 70
From: "test" <sip:src_exten@AAA.BBB.CCC.DDE>;tag=as10aeff56
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>
Contact: <sip:src_exten@AAA.BBB.CCC.DDE:5060;transport=TCP>
Call-ID: 1c068b555aa2d1ad052b30de1856dfcb@AAA.BBB.CCC.DDE:5060
CSeq: 102 INVITE
User-Agent: SIP_PROXY
Date: Thu, 22 Apr 2021 10:38:54 GMT
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH
Supported: replaces
Content-Type: application/sdp
Content-Length: 276

v=0
o=root 936660924 936660924 IN IP4 AAA.BBB.CCC.DDE
s=SIP_PROXY
c=IN IP4 AAA.BBB.CCC.DDE
t=0 0
m=audio 10752 RTP/AVP 8 9 101
a=rtpmap:8 PCMA/8000
a=rtpmap:9 G722/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSupp:off - - - -
a=ptime:20
a=sendrecv
SIP/2.0 100 Trying
Via: SIP/2.0/TCP AAA.BBB.CCC.DDE:5060;branch=z9hG4bK21cc0117
From: "test" <sip:src_exten@AAA.BBB.CCC.DDE>;tag=as10aeff56
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>
Call-ID: 1c068b555aa2d1ad052b30de1856dfcb@AAA.BBB.CCC.DDE:5060
CSeq: 102 INVITE
Content-Length: 0

SIP/2.0 183 Session Progress
Via: SIP/2.0/TCP AAA.BBB.CCC.DDE:5060;branch=z9hG4bK21cc0117
From: "test" <sip:src_exten@AAA.BBB.CCC.DDE>;tag=as10aeff56
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>;tag=SDm96h199-2icCb9CY55BCZ.A5
Call-ID: 1c068b555aa2d1ad052b30de1856dfcb@AAA.BBB.CCC.DDE:5060
CSeq: 102 INVITE
Content-Length: 193
Contact: <sip:DDD.BBB.CCC.AAA:5060;yop=00.00.3ADBCE22.0000.700C;transport=tcp>
Supported: 100rel,precondition,timer,norefersub
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,PRACK,REFER,UPDATE
P-Charging-Vector: icid-value=c1IFmQQW22yWSQIMcMwFERc-;icid-generated-at=BBB.CCC.DDD.AAA;orig-ioi=MSS1-CARRIER.ORG;term-ioi=MSS1-CARRIER.ORG
Content-Type: application/sdp
Content-Disposition: session;handling=required

v=0
o=- 0 0 IN IP4 DDD.BBB.CCC.AAA
s=-
c=IN IP4 DDD.BBB.CCC.AAA
t=0 0
m=audio 51562 RTP/AVP 8 101
b=AS:80
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=ptime:20
a=maxptime:20
SIP/2.0 404 Not Found
Via: SIP/2.0/TCP AAA.BBB.CCC.DDE:5060;branch=z9hG4bK21cc0117
From: "test" <sip:src_exten@AAA.BBB.CCC.DDE>;tag=as10aeff56
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>;tag=SDm96h199-2icCb9CY55BCZ.A5
Call-ID: 1c068b555aa2d1ad052b30de1856dfcb@AAA.BBB.CCC.DDE:5060
CSeq: 102 INVITE
Content-Length: 0
Reason: X.int ;reasoncode=0x00000307;add-info=0127.0001.0000

ACK sip:DDD.BBB.CCC.AAA:5060;yop=00.00.3ADBCE22.0000.700C;transport=tcp SIP/2.0
Via: SIP/2.0/TCP AAA.BBB.CCC.DDE:5060;branch=z9hG4bK21cc0117
Max-Forwards: 70
From: "test" <sip:src_exten@AAA.BBB.CCC.DDE>;tag=as10aeff56
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>;tag=SDm96h199-2icCb9CY55BCZ.A5
Contact: <sip:src_exten@AAA.BBB.CCC.DDE:5060;transport=TCP>
Call-ID: 1c068b555aa2d1ad052b30de1856dfcb@AAA.BBB.CCC.DDE:5060
CSeq: 102 ACK
User-Agent: SIP_PROXY
Content-Length: 0